Ji-Myong Kim
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View article: Deploying predictive analytics to reduce accident risks of construction migrant workers on sites: a case of South Korea
Deploying predictive analytics to reduce accident risks of construction migrant workers on sites: a case of South Korea Open
It is acknowledged that migrant workers tend to be vulnerable to occupational accidents on construction sites. This study aims to improve the safety performance of migrant workers by adopting a case of the Korean construction industry as i…
View article: A LSTM algorithm-driven deep learning approach to estimating repair and maintenance costs of apartment buildings
A LSTM algorithm-driven deep learning approach to estimating repair and maintenance costs of apartment buildings Open
Purpose This study proposes a deep learning algorithm-based model to predict the repair and maintenance costs of apartment buildings, by collecting repair and maintenance cost data that were incurred in an actual apartment complex. More sp…
View article: Analyzing the Factors Influencing Time Delays in Korean Railroad Accidents
Analyzing the Factors Influencing Time Delays in Korean Railroad Accidents Open
Railroads play a pivotal role in the Korean national economy, necessitating a thorough understanding of factors influencing accidents for effective mitigation strategies. Unlike prior research focused on accident frequency and severity, th…
View article: Financial Loss Assessment for Weather-Induced Railway Accidents Based on a Deep Learning Technique Using Weather Indicators
Financial Loss Assessment for Weather-Induced Railway Accidents Based on a Deep Learning Technique Using Weather Indicators Open
The purpose of this research is to build a deep learning algorithm-based model that can use weather indicators to quantitatively predict financial losses associated with weather-related railroad accidents. Extreme weather events and weathe…
View article: A study of deep learning algorithm usage in predicting building loss ratio due to typhoons: the case of southern part of the Korean Peninsula
A study of deep learning algorithm usage in predicting building loss ratio due to typhoons: the case of southern part of the Korean Peninsula Open
The goal of this study is to suggest an approach to predict building loss due to typhoons using a deep learning algorithm. Due to the influence of climate change, the frequency and severity of typhoons gradually increase and cause exponent…
View article: Strategic framework for natural disaster risk mitigation using deep learning and cost-benefit analysis
Strategic framework for natural disaster risk mitigation using deep learning and cost-benefit analysis Open
Given trends in more frequent and severe natural disaster events, developing effective risk mitigation strategies is crucial to reduce negative economic impacts, due to the limited budget for rehabilitation. To address this need, this stud…
View article: RETRACTED ARTICLE: Seismic site characterization in northeast India: a holistic GIS based approach
RETRACTED ARTICLE: Seismic site characterization in northeast India: a holistic GIS based approach Open
The seismic site effect is critical in designing structures and the estimation of earthquake damage to existing structures, particularly in seismically active regions. To assess site-specific earthquake risks and design earthquake-resistan…
View article: A Deep Learning Model Development to Predict Safety Accidents for Sustainable Construction: A Case Study of Fall Accidents in South Korea
A Deep Learning Model Development to Predict Safety Accidents for Sustainable Construction: A Case Study of Fall Accidents in South Korea Open
So far, studies for predicting construction safety accidents have mostly been conducted by statistical analysis methods that assume linear models, such as regression and time series analysis. However, it is difficult for this statistical a…
View article: Comment on nhess-2021-294
Comment on nhess-2021-294 Open
Abstract. Given trends in more frequent and severe natural disaster events, developing effective risk mitigation strategies is crucial to reduce negative economic impacts, due to the limited budget for rehabilitation. To address this need,…
View article: A Strategic Framework for Natural Disaster-Induced Cost Risk Analysis and Mitigation: A Two-Stage Approach Using Deep Learning and Cost-Benefit Analysis
A Strategic Framework for Natural Disaster-Induced Cost Risk Analysis and Mitigation: A Two-Stage Approach Using Deep Learning and Cost-Benefit Analysis Open
Due to gradual increases in the frequency and severity of natural disasters, risks to human life and property from natural disasters are exploding. To reduce these risks, various risk mitigation activities have been widely conducted. Risk …
View article: Harnessing Machine Learning for Classifying Economic Damage Trends in Transportation Infrastructure Projects
Harnessing Machine Learning for Classifying Economic Damage Trends in Transportation Infrastructure Projects Open
Given the highly visible nature, transportation infrastructure construction projects are often exposed to numerous unexpected events, compared to other types of construction projects. Despite the importance of predicting financial losses c…
View article: Development of Model to Predict Natural Disaster-Induced Financial Losses for Construction Projects Using Deep Learning Techniques
Development of Model to Predict Natural Disaster-Induced Financial Losses for Construction Projects Using Deep Learning Techniques Open
This study goals to develop a model for predicting financial loss at construction sites using a deep learning algorithm to reduce and prevent the risk of financial loss at construction sites. Lately, as the construction of high-rise buildi…
View article: Modeling Deep Neural Networks to Learn Maintenance and Repair Costs of Educational Facilities
Modeling Deep Neural Networks to Learn Maintenance and Repair Costs of Educational Facilities Open
Educational facilities hold a higher degree of uncertainty in predicting maintenance and repair costs than other types of facilities. Moreover, achieving accurate and reliable maintenance and repair costs is essential, yet very little is k…
View article: Quantifying the Third-Party Loss in Building Construction Sites Utilizing Claims Payouts: A Case Study in South Korea
Quantifying the Third-Party Loss in Building Construction Sites Utilizing Claims Payouts: A Case Study in South Korea Open
This study aims to quantify the losses to third-parties on construction sites by determining the loss indicators and identifying the relationship between the losses and the indicators to improve the sustainability on building construction …
View article: Assessing the Risk of Natural Disaster-Induced Losses to Tunnel-Construction Projects Using Empirical Financial-Loss Data from South Korea
Assessing the Risk of Natural Disaster-Induced Losses to Tunnel-Construction Projects Using Empirical Financial-Loss Data from South Korea Open
Tunnel construction, a common byproduct of rapid economic growth and transportation-system development, carries inherent risks to life and various kinds of property that operations and management professionals must take into account. Due t…
View article: Identifying Risk Indicators for Natural Hazard-Related Power Outages as a Component of Risk Assessment: An Analysis Using Power Outage Data from Hurricane Irma
Identifying Risk Indicators for Natural Hazard-Related Power Outages as a Component of Risk Assessment: An Analysis Using Power Outage Data from Hurricane Irma Open
Extensive use has been made of lifecycle-cost assessment to enhance the cost-effectiveness and resilience of facilities management. However, if such assessments are to be truly effective, supplemental information will be needed on the majo…
View article: Cost of Climate Change: Risk of Building Loss from Typhoon in South Korea
Cost of Climate Change: Risk of Building Loss from Typhoon in South Korea Open
In recent years, natural disasters and climate abnormalities have increased worldwide. The Fifth Assessment Report (2014) of the Intergovernmental Panel on Climate Change warned of extreme rainfall events, warming and acidification, global…
View article: Development of an income and cost simulation model for studio apartment using probabilistic estimation
Development of an income and cost simulation model for studio apartment using probabilistic estimation Open
The Korean construction industry has attracted interest and investment demand for lease-oriented investment products, such as shopping malls and studio apartments, as a substitute for financial products because of the low interest rates of…
View article: Analyzing the Risk of Safety Accidents: The Relative Risks of Migrant Workers in Construction Industry
Analyzing the Risk of Safety Accidents: The Relative Risks of Migrant Workers in Construction Industry Open
This study analyzed the relative risks of migrant workers, and identified risk factors based on quantitative data for the systematic safety management of migrant workers. Many studies have found that migrant workers are more vulnerable to …
View article: Loss Assessment for Sustainable Industrial Infrastructure: Focusing on Bridge Construction and Financial Losses
Loss Assessment for Sustainable Industrial Infrastructure: Focusing on Bridge Construction and Financial Losses Open
Bridges are important infrastructures for urban growth and the economic development of a country, because bridges allow a large volume of logistics and transportation by connecting rivers, canyons, islands and lands. As such, massive resou…
View article: Natural Hazard Influence Model of Maintenance and Repair Cost for Sustainable Accommodation Facilities
Natural Hazard Influence Model of Maintenance and Repair Cost for Sustainable Accommodation Facilities Open
To optimally maintain buildings and other built infrastructure, the costs of managing them during their entire existence—that is, lifecycle costs—must be taken into account. However, due to technological improvements, developers now build …
View article: Sustainable Risk Assessment through the Analysis of Financial Losses from Third-Party Damage in Bridge Construction
Sustainable Risk Assessment through the Analysis of Financial Losses from Third-Party Damage in Bridge Construction Open
Due to the recent introduction of innovative construction methods and technologies, construction projects increasingly require sustainability in their high degrees of specialization and complex work processes. This is due to a wide variety…
View article: GREEN BENEFITS ON EDUCATIONAL BUILDINGS ACCORDING TO THE LEED CERTIFICATION
GREEN BENEFITS ON EDUCATIONAL BUILDINGS ACCORDING TO THE LEED CERTIFICATION Open
Countries around the world are making efforts to develop and introduce green building certification systems to save energy and reduce greenhouse gas emissions. As a result of these efforts, green certification systems are rapidly spreading…
View article: Improving Effectiveness of Safety Training at Construction Worksite Using 3D BIM Simulation
Improving Effectiveness of Safety Training at Construction Worksite Using 3D BIM Simulation Open
Construction worker safety and safety training continue to be the main issues in the construction industry. As a means of improving construction worker safety, this study focuses on safety training at an actual construction worksite. In or…
View article: Typhoon Vulnerability Analysis in South Korea Utilizing Damage Record of Typhoon Maemi
Typhoon Vulnerability Analysis in South Korea Utilizing Damage Record of Typhoon Maemi Open
The purpose of this research is to identify the indicators of typhoon damage and develop a metric for typhoon vulnerability functions employing the losses associated with Typhoon Maemi. Typhoons cause significant financial damages worldwid…